Skip directly to local search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

HIV Testing

doctor speaking with a patient

What’s New in Testing

Lab Testing Update

photo of 2 Scientist in Laboratory This document updates recommendations for HIV testing by laboratories in the United States and offers approaches for reporting test results to persons ordering HIV tests and to public health authorities. In brief, testing begins with a combination immunoassay that detects HIV-1 and HIV-2 antibodies and HIV-1 p24 antigen. All specimens reactive on this initial assay undergo supplemental testing with an immunoassay that differentiates HIV-1 from HIV-2 antibodies. Specimens that are reactive on the initial immunoassay and nonreactive or indeterminate on the antibody differentiation assay proceed to HIV-1 nucleic acid testing for resolution.

Read More

Testing Basics

Testing BasicsGetting an HIV test is the only way to know if you have HIV. This section answers some of the most common questions related to HIV testing, including the types of tests available, where to get one, and what to expect when you go to get tested.

Read More

HIV Screening

USPSTFThe U.S. Preventive Services Task Force (USPSTF) recommends that clinicians screen adolescents and adults ages 15 to 65 years for HIV infection. Younger adolescents and older adults who are at increased risk should also be screened. This is a grade A recommendation. The USPSTF recommends that clinicians screen all pregnant women for HIV, including those who present in labor whose HIV status is unknown. This is a grade A recommendation.

Read More

 


 

Find an HIV testing site near you.

For additional HIV services, select the "More" tab.

Search location, such as: "Atlanta, GA", or "30033".

For more information on this widget, please visit www.aids.gov

Please contact hivwebmaster@cdc.gov with any comments, suggestions, or concerns.

Services








Podcast button Tell us what you think button CDC-INFO
USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO